Re: Newbie Gum fun Continued

[Judy Seigel <jseigel@panix.com>]

> I also had a funny--a former student donated her alt supplies 
> to the department and in there was a stack of sized paper hardened with 
> glyoxal (former professor's method) and it was butterscotch yellow, I kid you 
> not, so if you use glyoxal as a size hardener, be sure to use the paper right 
> away to prevent this. Or do Judy's method of sizing and hardening and then 
> rinsing it.  The former professor did teach a separate hardener bath, even, 
> but this still produced crummy paper.  Go to this URL and scroll down and see 
> what yellowing looks like.
> http://czaphotography.com/show.php?what=learning&which=1


> About the 10th image down is a comparison of yellowing.  I know, this page is 
> not a "pretty sight" but Jacek can also see spotty Arches paper on here, too, 
> that I photographed through my kitchen screen door to show the translucent 
> spots, and the perils of using too hot water to shrink, etc. etc. including a 
> downloadable free gum process paper.

Christina.... did you try soaking that "butterscotch" paper? I've found 
that generally speaking just leaving it face down in room temp plain water 
for an hour or a day does get it back to white...

J.